From: "Douglas A. Gwyn" <DAGwyn@null.net>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] scanner support
Date: Mon, 23 Jul 2001 15:06:25 +0000 [thread overview]
Message-ID: <3B5C2D49.F895C3E1@null.net> (raw)
In-Reply-To: <20010723023521.3EC09199EB@mail.cse.psu.edu>
David Gordon Hogan wrote:
> 'From' memory, the SCSI-2 standard (somewhat stupidly) only specifies
> how to get data from scanners, and says nothing about the format of
> the data itself.
That's not particularly stupid -- 9P specifies how to get data but
not the format of the data itself.
> So every scanner does things differently. To `solve' this problem,
> each scanner comes with a driver which understands the data format
> (I think the name `TWAIN' has something to do with this).
There have been a few different approaches, but TWAIN is the one
I recommend. TWAIN developer libraries are available for Windows
and I *think* for UNIX. The general idea is that the scanner
process is a server.
next prev parent reply other threads:[~2001-07-23 15:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-23 2:35 David Gordon Hogan
2001-07-23 15:06 ` Douglas A. Gwyn [this message]
-- strict thread matches above, loose matches on Subject: below --
2001-07-26 2:58 David Gordon Hogan
2001-07-23 19:58 Richard Miller
2001-07-23 13:56 anothy
2001-07-23 5:51 nigel
2001-07-23 2:50 Jonathan Sergent
2001-07-22 19:45 anothy
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